Multi-zonal roller



FIG. 1 is an isometric view of the multi-zonal roller, showing my design;

FIG. 2 is a side view thereof, with the other side being a mirror image;

FIG. 3 is a front view thereof; and,

FIG. 4 is a back view thereof. 

CLAIM The ornamental design for a multi-zonal roller, as shown and described. 